Brake system of the car Chevrolet Niva 1

Brake system device
The diagram of the brake system is shown in fig. 6-1. Pic. 6-1. Brake system diagram: 1 - rear brake wheel cylinder; 2 - rear parking brake cable; 3 - rear...

Checking pipelines and connections
To prevent sudden failure of the brake system, carefully check the condition of all pipelines: metal pipelines should not have dents, cracks and should be...

Checking the performance of the vacuum booster
Press the brake pedal 5-6 times with the engine off to build up in the cavities (pic. 6-2) the same pressure, close to atmospheric pressure. At the same time,...

Adjustment of position of the switch of a signal of braking
Adjustment is carried out by moving the switch 7 (pic. 6-3) brake light with the nut released 6. Set the switch so that its buffer is located relative to the...

Parking brake adjustment
If the parking brake does not hold the vehicle on a slope of up to 24% when the lever is moved 7-14 teeth of the sector, adjust it in the following order:...

Checking the performance of the pressure regulator
Place the car on a lift. By visual inspection, make sure that the pressure regulator and its drive parts are not damaged, there is no leakage of brake fluid,...

Pressure Regulator Actuator Adjustment
Disconnect lever 2 (pic. 6-6) from thrust 5 (fig.6-5) and fasten a device for adjusting the pressure regulator actuator at its end. Point rod 7 (pic. 6-6)...

Removal of air from the hydraulic actuator
The air that got into the brake hydraulic drive when replacing pipelines, hoses, sealing rings or when the system is leaking causes an increase in the free...

Clutch and brake pedal bracket
Removal and installation. To remove the pedal bracket: remove the steering shaft bracket as directed in section « Steering »; Disconnect the pusher of the...

Vacuum brake booster
Removal and installation. When removing the vacuum booster, the main cylinder of the hydraulic brake drive is not disconnected from the hydraulic system so...

Brake Master Cylinder
master cylinder (pic. 6-9) with sequential pistons. A tank is attached to the body of the main cylinder, in the filler neck of which a brake fluid emergency...

Front brake device
The front brake device is shown in fig. 6-11. Pic. 6-11. Front wheel brake: 1 - cylinder block; 2 - brake pads; 3 - clamping lever of the caliper; 4 - axis of...

Removal and installation of a forward brake
Withdrawal. Raise the front of the car, put it on stands and remove the wheel. Remove the hose guide brackets. Turn away bypass bolts, disconnect from the...

Disassembly and assembly of the front brake
Remove cotter pins, then axle 4 (see fig. 6-11), while holding the clamping levers 3 so that the springs do not pop out. Remove the pressure levers and their...

Front brake disc thickness check
To assess the wear of the disks, it is necessary to remove the front wheels. The thickness of the discs must be checked with a micrometer by measuring the...

Front Brake Disc Runout Check
Check the axial play of the brake disc without removing it from the vehicle (pic. 6-15). The largest allowable runout on the indicator is 0.15 mm; if the...

Replacing the front brake pads
A preliminary assessment of lining wear is carried out with the front wheels removed through the window in the caliper 6 (see fig. 6-11). If the thickness of...

Rear brake device
The rear brake device is shown in fig. 6-18. Pic. 6-18. Rear wheel brake: 1 - wheel cylinder; 2 - upper coupling spring of the shoes; 3 - overlay pads; 4 -...

Removal and disassembly of the rear brake
Raise the rear of the car and remove the wheel. Puller (pic. 6-19) remove the brake drum. Disconnect from lever 18 (see fig. 6-18) hand drive shoe end of the...

Assembly and installation of the rear brake
Assemble and install as follows. Install and secure the wheel cylinder on the brake shield, attach the pipeline to it and tighten the nut of its fitting to...

Dismantling and assembly of wheel cylinders of a back brake
Dismantle and assemble the wheel cylinders as follows. Remove protective caps 2 (pic. 6-20), then press the pistons 4 complete with the parts of the device for...

Checking the rear brake parts
Wheel cylinders. Check the cleanliness of the working surfaces of the cylinder, pistons and thrust rings. Surfaces must be perfectly smooth and free of...

Checking the wheel cylinders of the rear brakes on the stand
Install cylinder 2 (pic. 6-23) on the stand, attach the pipeline from the pressure gauges to it and pump the system. Pic. 6-23. Scheme for checking the wheel...

Rear brake pressure regulator
Removal and installation. Disconnect lever 23 (pic. 6-24) from the rod 16, and then the clip 18 from the body bracket. Pic. 6-24. Pressure Regulator Actuator...

Parking brake
Removal and installation. Set the parking brake lever to the lowest position, disconnect the ends of the cables from the brake shoe levers (see « Rear brakes...